factordbrpc · fdb
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Enter a value, an expression, or a term with a variable like 10^n+1 to list a range. Switch to Database id to look a number up by its stored id. Reading never stores anything; use Create to add a number to the database. See the expression syntax & functions reference.

P · Proven prime
id #1100000009071047947 1,749 digits created 2026-08-10

Value

453163389520892838025747437640581343303812662386343036289529473801256003239235606461737059955842784271466742532101085821202389927530200206111481050839238954666888135749706102531054612696710374501246175674550126701717419173642743742843118453127113103939489329581903014822219049594409469563149388609252348354727276005815405956222552937603446263624718881200868101083243641749512640131342010376300105340804121133391603108003432561186359690566460348544393697093013988252685997004949081255641567859525278500708014312477190833341936102276410869195314720273783946453755885047537197508180310599007034833310759107377611597988508708612126488657391611675668965796958754267496493408049665546576532947273896848215202397274920607529176754522311872952486943949740919909064739803499424128205471696702146296342007487494455441743518742904555353423893990845736420637887586396526899803382941688330522213623975052253157724869314747218581494145740667908809242367119231762837366082546991943062108030307744226137271717757114184219366291382643768889601785687516720689612049494342939621385656681425113871266217698609752578166366073736380005584048673980115541893677092353169558717461491277030902706950432467900422260336353046298008382714757679995888008993860640733894525245761399650583283549923401074595450637954324715685562111173503041029890556283252211569940565594718571171590713916186391903816943726864205367799848772848051340686256296603714894540814876002758260307352134458880442662706445705782306034456663786334013306765322064221537472399783146770987462331196097582399649363760934014000867662338667098340895144136838942731581171882000238725676311666644427994529436091266785122280294421315975190498936475931451995325549122990682437229193921155588890884054357666052139893837
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 70 of the certificate chain of a 2,643-digit prime (201 intermediate primes).

Certified number2,643-digit prime
Certificatedownload
Certificate chainshow step 70 of 201

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009071047947 --detail 2 --decimal
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"id":1100000009071047947},"decimal":true,"detail":2}}'